Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
843-968 8 Darlington SC 793K TWC IP ENABLED SERVICES, LLC 432   2007-01-09   
843-968 9 Darlington SC 793K TWC IP ENABLED SERVICES, LLC 432   2010-07-09   
854-224 1 McBee SC 793K TWC IP ENABLED SERVICES, LLC 432   2023-08-06   
854-230 1 Olanta SC 793K TWC IP ENABLED SERVICES, LLC 432   2022-12-18   
854-544 1 Bennettsville SC 793K TWC IP ENABLED SERVICES, LLC 432   2023-03-19   
854-585 A Blenheim SC 793K TWC IP ENABLED SERVICES, LLC 432      
854-585 1 Blenheim SC 793K TWC IP ENABLED SERVICES, LLC 432   2022-11-19   
854-654 1 McColl SC 793K TWC IP ENABLED SERVICES, LLC 432   2023-03-14   

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Last updated: Sat, 10 Oct 2026 15:24:20 UTC

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